import { BasketEntry } from '../_models';
import { ComparableProduct } from './builded/comparable-product';
export declare class ItemsComparator {
    miamBasketEntries: ComparableProduct[];
    retailerProduct: ComparableProduct;
    private previousMiamQuantity;
    constructor();
    get retailerQuantity(): number;
    get miamQuantity(): number;
    get firstBasketEntryId(): string;
    /**
     * reset previousQuantity to the current miamQuantity (to be called at the end of a sync cycle)
     */
    updatePreviousQuantity(): void;
    clearRetailerProduct(): void;
    /**
     * retailerProducts is a  array for some retailer (like retailer)
     * so to have the moset standart code we turn it into an array
     * even if it's not needed
     */
    addOrUpdateRetailerProduct(retailerProduct: ComparableProduct): void;
    /**
     * If the quantity in retailer's basket is inferior to that of Mealz's basket, it means the users removed one or more
     * of the product from their cart. So we need to remove products from Mealz's basket in this case.
     *
     * Multiples entries can be linked to the same product (ex: the same olive oil can be chosen for 'oil' & 'olive oil')
     * so we remove as much as possible from each entry's quantity, until all are at 0 or there isn't quantity to be removed.
     * @returns the entries to remove, with a quantity always positive, as you can't remove a negative number of products &
     * only removals of products can come from retailer's side
     */
    removeMiamEntriesIfNecessary(): ComparableProduct[];
    /**
     * Update miamBasketEntries with the entries coming from the latest miamBasket
     */
    addOrUpdateBasketEntry(entry: BasketEntry): void;
    /**
     * Remove any entries that are not in the current basket or any remaining entry that does not have the same ext-id as the product compared
     * @param entriesInBasket Content of the last received Mealz basket
     */
    cleanBasketEntries(entriesInBasket: BasketEntry[]): void;
    /**
     * Clear miamBasketEntries
     */
    removeBasketEntries(): void;
    /**
     * If miamQuantity is different from what it was at the start of the sync cycle, we need to update the retailer's basket
     * with the difference (add products if the diff is positive, and remove them if it is negative).
     * @returns the product to add/remove with its quantity being the difference
     */
    updateRetailerProductsFromEntry(): ComparableProduct[];
}
//# sourceMappingURL=items-comparator.d.ts.map